Home / 38,219.92-57,316.24-15,724.04

Finding the Fourth Proportional to 38,219.92, 57,316.24 and 15,724.04

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Solution

The fourth proportional to 38,219.92, 57,316.24 and 15,724.04 is: 23,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.92 : 57,316.24 = 15,724.04 : x
  2. Step 2: Convert to fraction form
    38,219.92/57,316.24 = 15,724.04/x
  3. Step 3: Cross multiply
    38,219.92x = 57,316.24 × 15,724.04
  4. Step 4: Simplify right side
    38,219.92x = 901,242,850.41
  5. Step 5: Solve for x
    x = 901,242,850.41/38,219.92
  6. Step 6: Final answer
    x = 23,580.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.